NHIE PLUMBING ACTUAL TEST QUESTIONS
WITH COMPLETE ANSWER KEY
●● The purpose of a cant strip is to __________.
A) prevent the roof membrane from cracking at a change in direction
B) provide a curb on which to set a skylight
C) replace a reglet as the counter-flashing
D) seal the top of a parapet counter-flashing
Answer: A) prevent the roof membrane from cracking at a change in
direction
●● All of the following are common problems with built-up roofing
except ___________.
A) alligatoring
B) blistering
,C) oil-canning
D) ridging
Answer: C) oil-canning
●● A low slope can lead to problems with all of the following types of
roof-covering materials, except ___________.
A) asphalt shingles
B) fiber-cement shingles
C) roll roofing
D) wood shakes
E) wood shingles
Answer: C) roll roofing
●● The material having the shortest life expectancy is __________.
A) concrete
,B) fiber cement
C) roll roofing
D) slate
E) wood
Answer: C) roll roofing
●● Ice dams typically form on roofs with ____________.
A) a low slope and small overhang
B) a low slope and wide overhang
C) a steep slope and small overhang
D) a steep slope and wide overhang
E) asphalt shingles
Answer: B) a low slope and wide overhang
, ●● The minimum slope for asphalt shingles in a conventional roofing
application is ______.
Answer: 2:12
●● Common failure modes for asphalt shingles include all of the
following, except __________.
A) cracking blisters
B) cupping or clawing
C) loss of granules
D) spalling
Answer: D) spalling
●● A four-year-old asphalt shingle roof that appears well-insulated, with
an attic that is properly ventilated, but having roughly 25% of the
shingles showing irregular cracks in the surface should be reported as
____________.
A) a common cosmetic condition that does not affect performance or life
expectancy
WITH COMPLETE ANSWER KEY
●● The purpose of a cant strip is to __________.
A) prevent the roof membrane from cracking at a change in direction
B) provide a curb on which to set a skylight
C) replace a reglet as the counter-flashing
D) seal the top of a parapet counter-flashing
Answer: A) prevent the roof membrane from cracking at a change in
direction
●● All of the following are common problems with built-up roofing
except ___________.
A) alligatoring
B) blistering
,C) oil-canning
D) ridging
Answer: C) oil-canning
●● A low slope can lead to problems with all of the following types of
roof-covering materials, except ___________.
A) asphalt shingles
B) fiber-cement shingles
C) roll roofing
D) wood shakes
E) wood shingles
Answer: C) roll roofing
●● The material having the shortest life expectancy is __________.
A) concrete
,B) fiber cement
C) roll roofing
D) slate
E) wood
Answer: C) roll roofing
●● Ice dams typically form on roofs with ____________.
A) a low slope and small overhang
B) a low slope and wide overhang
C) a steep slope and small overhang
D) a steep slope and wide overhang
E) asphalt shingles
Answer: B) a low slope and wide overhang
, ●● The minimum slope for asphalt shingles in a conventional roofing
application is ______.
Answer: 2:12
●● Common failure modes for asphalt shingles include all of the
following, except __________.
A) cracking blisters
B) cupping or clawing
C) loss of granules
D) spalling
Answer: D) spalling
●● A four-year-old asphalt shingle roof that appears well-insulated, with
an attic that is properly ventilated, but having roughly 25% of the
shingles showing irregular cracks in the surface should be reported as
____________.
A) a common cosmetic condition that does not affect performance or life
expectancy
